Home / 5,507.82-8,261.80-1,612.30

Finding the Fourth Proportional to 5,507.82, 8,261.80 and 1,612.30

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Solution

The fourth proportional to 5,507.82, 8,261.80 and 1,612.30 is: 2,418.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,507.82 : 8,261.80 = 1,612.30 : x
  2. Step 2: Convert to fraction form
    5,507.82/8,261.80 = 1,612.30/x
  3. Step 3: Cross multiply
    5,507.82x = 8,261.80 × 1,612.30
  4. Step 4: Simplify right side
    5,507.82x = 13,320,500.14
  5. Step 5: Solve for x
    x = 13,320,500.14/5,507.82
  6. Step 6: Final answer
    x = 2,418.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.